import vue from '@vitejs/plugin-vue'
import vueJsx from '@vitejs/plugin-vue-jsx'
import { UserConfig, ConfigEnv, loadEnv, defineConfig } from 'vite'

import AutoImport from 'unplugin-auto-import/vite'
import Components from 'unplugin-vue-components/vite'
import { ElementPlusResolver } from 'unplugin-vue-components/resolvers'
import Icons from 'unplugin-icons/vite'
import IconsResolver from 'unplugin-icons/resolver'

import { createSvgIconsPlugin } from 'vite-plugin-svg-icons'
import mockDevServerPlugin from 'vite-plugin-mock-dev-server'

// 引入插件
import VitePluginMetaEnv from 'vite-plugin-meta-env'

import UnoCSS from 'unocss/vite'
import { resolve } from 'path'
import { name, version, engines, dependencies, devDependencies } from './package.json'

// https://devtools-next.vuejs.org/
import VueDevTools from 'vite-plugin-vue-devtools'

/** 平台的名称、版本、运行所需的`node`版本、依赖、构建时间的类型提示 */
const __APP_INFO__ = {
    pkg: { name, version, engines, dependencies, devDependencies },
    buildTimestamp: Date.now()
}

const pathSrc = resolve(__dirname, 'src')
//  https://cn.vitejs.dev/config
export default defineConfig(({ mode }: ConfigEnv): UserConfig => {
    const env = loadEnv(mode, process.cwd())

    // 增加环境变量
    const metaEnv = {
        APP_VERSION: version,
        APP_NAME: name,
        APP_BUILD_TIME: new Date().toLocaleString()
    }

    return {
        resolve: {
            alias: {
                '@': pathSrc
            }
        },
        css: {
            // CSS 预处理器
            preprocessorOptions: {
                // 定义全局 SCSS 变量
                scss: {
                    javascriptEnabled: true,
                    additionalData: `@use "@/styles/variables.scss" as *;`
                }
            }
        },
        server: {
            // 允许IP访问
            host: true,
            // 应用端口 (默认:3000)
            port: Number(env.VITE_APP_PORT),
            // 运行是否自动打开浏览器
            open: true,
            proxy: {
                /** 代理前缀为 /api 的请求  */
                [env.VITE_APP_BASE_API]: {
                    changeOrigin: true,
                    // 接口地址
                    target: env.VITE_APP_API_URL,
                    rewrite: path => path.replace(new RegExp('^' + env.VITE_APP_BASE_API), '')
                }
            }
        },
        plugins: [
            vue({
                script: {
                    defineModel: true
                },
                template: {
                    compilerOptions: {
                        // custom- 视为自定义元素
                        isCustomElement: tag => tag.includes('custom-')
                    }
                }
            }),
            // jsx、tsx语法支持
            vueJsx(),
            // MOCK 服务
            env.VITE_MOCK_DEV_SERVER === 'true' ? mockDevServerPlugin() : null,
            UnoCSS({
                hmrTopLevelAwait: false
            }),
            // 按需导入
            AutoImport({
                // 全局自动导入
                imports: ['vue', '@vueuse/core', 'pinia', 'vue-router', 'vue-i18n'],

                resolvers: [
                    // 自动导入 Element Plus 相关函数，如：ElMessage, ElMessageBox... (带样式)
                    ElementPlusResolver(),
                    // 自动导入图标组件
                    IconsResolver({})
                ],

                // Filepath to generate corresponding .d.ts file.
                // Defaults to './auto-imports.d.ts' when `typescript` is installed locally.
                // Set `false` to disable.
                dts: './auto-imports.d.ts',

                // Inject the imports at the end of other imports
                injectAtEnd: true,

                // Generate corresponding .eslintrc-auto-import.json file.
                // eslint globals Docs - https://eslint.org/docs/user-guide/configuring/language-options#specifying-globals
                eslintrc: {
                    enabled: true, // Default `false`
                    filepath: './.eslintrc-auto-import.json' // Default `./.eslintrc-auto-import.json`
                },
                // 是否在 vue 模板中自动导入
                vueTemplate: true
            }),
            Components({
                resolvers: [
                    // 自动导入 Element Plus 组件
                    ElementPlusResolver(),
                    // 自动注册图标组件
                    IconsResolver({
                        // element-plus图标库，其他图标库 https://icon-sets.iconify.design/
                        enabledCollections: ['ep']
                    })
                ],
                // 指定自定义组件位置(默认:src/components)
                dirs: ['src/components', 'src/**/components'],
                // 指定自动导入组件TS类型声明文件路径 (false:关闭自动生成)
                dts: false
                // dts: "src/types/components.d.ts",
            }),
            Icons({
                // 自动安装图标库
                autoInstall: true
            }),
            createSvgIconsPlugin({
                // 指定需要缓存的图标文件夹
                iconDirs: [resolve(pathSrc, 'assets/icons')],
                // 指定symbolId格式
                symbolId: 'icon-[dir]-[name]'
            }),
            // 环境变量
            VitePluginMetaEnv(metaEnv, 'import.meta.env'),
            VitePluginMetaEnv(metaEnv, 'process.env')
            /* VueDevTools({
        openInEditorHost: `http://localhost:${env.VITE_APP_PORT}`,
      }), */
        ],
        // 预加载项目必需的组件
        optimizeDeps: {
            include: [
                'vue',
                'vue-router',
                'pinia',
                'axios',
                '@vueuse/core',
                'sortablejs',
                'path-to-regexp',
                'echarts',
                '@wangeditor/editor',
                '@wangeditor/editor-for-vue',
                'vue-i18n',
                'path-browserify',
                'element-plus/es/components/form/style/css',
                'element-plus/es/components/form-item/style/css',
                'element-plus/es/components/button/style/css',
                'element-plus/es/components/input/style/css',
                'element-plus/es/components/input-number/style/css',
                'element-plus/es/components/switch/style/css',
                'element-plus/es/components/upload/style/css',
                'element-plus/es/components/menu/style/css',
                'element-plus/es/components/col/style/css',
                'element-plus/es/components/icon/style/css',
                'element-plus/es/components/row/style/css',
                'element-plus/es/components/tag/style/css',
                'element-plus/es/components/dialog/style/css',
                'element-plus/es/components/loading/style/css',
                'element-plus/es/components/radio/style/css',
                'element-plus/es/components/radio-group/style/css',
                'element-plus/es/components/popover/style/css',
                'element-plus/es/components/scrollbar/style/css',
                'element-plus/es/components/tooltip/style/css',
                'element-plus/es/components/dropdown/style/css',
                'element-plus/es/components/dropdown-menu/style/css',
                'element-plus/es/components/dropdown-item/style/css',
                'element-plus/es/components/sub-menu/style/css',
                'element-plus/es/components/menu-item/style/css',
                'element-plus/es/components/divider/style/css',
                'element-plus/es/components/card/style/css',
                'element-plus/es/components/link/style/css',
                'element-plus/es/components/breadcrumb/style/css',
                'element-plus/es/components/breadcrumb-item/style/css',
                'element-plus/es/components/table/style/css',
                'element-plus/es/components/tree-select/style/css',
                'element-plus/es/components/table-column/style/css',
                'element-plus/es/components/select/style/css',
                'element-plus/es/components/option/style/css',
                'element-plus/es/components/pagination/style/css',
                'element-plus/es/components/tree/style/css',
                'element-plus/es/components/alert/style/css',
                'element-plus/es/components/radio-button/style/css',
                'element-plus/es/components/checkbox-group/style/css',
                'element-plus/es/components/checkbox/style/css',
                'element-plus/es/components/tabs/style/css',
                'element-plus/es/components/tab-pane/style/css',
                'element-plus/es/components/rate/style/css',
                'element-plus/es/components/date-picker/style/css',
                'element-plus/es/components/notification/style/css',
                'element-plus/es/components/image/style/css',
                'element-plus/es/components/statistic/style/css',
                'element-plus/es/components/watermark/style/css',
                'element-plus/es/components/config-provider/style/css',
                'element-plus/es/components/text/style/css',
                'element-plus/es/components/drawer/style/css',
                'element-plus/es/components/color-picker/style/css',
                'element-plus/es/components/backtop/style/css',
                'element-plus/es/components/message-box/style/css',
                'element-plus/es/components/skeleton/style/css',
                'element-plus/es/components/skeleton/style/css',
                'element-plus/es/components/skeleton-item/style/css',
                'element-plus/es/components/badge/style/css',
                'element-plus/es/components/steps/style/css',
                'element-plus/es/components/step/style/css'
            ]
        },
        // 构建配置
        build: {
            chunkSizeWarningLimit: 2000, // 消除打包大小超过500kb警告
            minify: 'terser', // Vite 2.6.x 以上需要配置 minify: "terser", terserOptions 才能生效
            terserOptions: {
                compress: {
                    keep_infinity: true, // 防止 Infinity 被压缩成 1/0，这可能会导致 Chrome 上的性能问题
                    drop_console: true, // 生产环境去除 console
                    drop_debugger: true // 生产环境去除 debugger
                },
                format: {
                    comments: false // 删除注释
                }
            },
            rollupOptions: {
                output: {
                    // manualChunks: {
                    //   "vue-i18n": ["vue-i18n"],
                    // },
                    // 用于从入口点创建的块的打包输出格式[name]表示文件名,[hash]表示该文件内容hash值
                    entryFileNames: 'js/[name].[hash].js',
                    // 用于命名代码拆分时创建的共享块的输出命名
                    chunkFileNames: 'js/[name].[hash].js',
                    // 用于输出静态资源的命名，[ext]表示文件扩展名
                    assetFileNames: (assetInfo: any) => {
                        const info = assetInfo.name.split('.')
                        let extType = info[info.length - 1]
                        // console.log('文件信息', assetInfo.name)
                        if (/\.(mp4|webm|ogg|mp3|wav|flac|aac)(\?.*)?$/i.test(assetInfo.name)) {
                            extType = 'media'
                        } else if (/\.(png|jpe?g|gif|svg)(\?.*)?$/.test(assetInfo.name)) {
                            extType = 'img'
                        } else if (/\.(woff2?|eot|ttf|otf)(\?.*)?$/i.test(assetInfo.name)) {
                            extType = 'fonts'
                        }
                        return `${extType}/[name].[hash].[ext]`
                    }
                }
            }
        },
        define: {
            __APP_INFO__: JSON.stringify(__APP_INFO__)
        }
    }
})
